UST936005I4 - High tenacity crimped tow and process - Google Patents

High tenacity crimped tow and process Download PDF

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Publication number
UST936005I4
UST936005I4 US50311874A UST936005I4 US T936005 I4 UST936005 I4 US T936005I4 US 50311874 A US50311874 A US 50311874A US T936005 I4 UST936005 I4 US T936005I4
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US
United States
Prior art keywords
tow
high tenacity
crimped tow
drawn
crimped
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
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Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
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Publication of UST936005I4 publication Critical patent/UST936005I4/en
Pending legal-status Critical Current

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Classifications

    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
    • D02G1/12—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics using stuffer boxes
    • D02G1/127—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics using stuffer boxes including drawing or stretching on the same machine
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
    • D02G1/12—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics using stuffer boxes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2904—Staple length fiber
    • Y10T428/2909—Nonlinear [e.g., crimped, coiled, etc.]

Definitions

  • a process for producing a drawn, crimped tow (for staple) having increased tenacity by: combining a multiplicity of ends of drawn high tenacity industrial yarn of a synthetic polymeric material to form a tow, heating and plasticizing the tow and crimping the low so plasticized.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)

Abstract

A PROCESS IS DISCLOSED FOR PRODUCING A DRAWN, CRIMPED TOW (FOR STAPLE) HAVING INCREASED TENACITY BY: COMBINING A MULTIPLICITY OF ENDS OF DRAWN HIGH TENACITY INDUSTRIAL YARN OF A SYNTHETIC POLYMERIC MATERIAL TO FORM A TOW, HEATING AND PLASTICIZING THE TOW AND CRIMPING THE TOW SO PLASTICIZED.

Description

r77 a ."PRKWTI UNr'rED STATES PATENT AND TRADEMARK OFFICE "Published at the request 0E the applicant or owner in accordance with the Notice of Dec. 1 6, 196 9, 869 0.G. 687. The abstracts of Defensive Publication applications are identified by distinctly numbered seriesanrl are arranged chronologically. The heading of each abstract indicates the number cl pages of specification, including claims and sheets of drawings contained in the application as originally filed. The files of these applications are available to the public for inspection and reproduction may be purchased for 30 cents a sheer.
Defensive Publication applications have not been examined as to the merits of alleged invention. The Patent and Trademark Office malzcs no assertion as to the novelty of the disclosed subject matter.
PUBLlSl El) JULY 1, 1975 a 1 Sheet Drawing. '7 Pages Specification A process is disclosed for producing a drawn, crimped tow (for staple) having increased tenacity by: combining a multiplicity of ends of drawn high tenacity industrial yarn of a synthetic polymeric material to form a tow, heating and plasticizing the tow and crimping the low so plasticized.
July 1, 1975 R. R. KRAMER HIGH TENACITY CRIMPED TOW AND PROCESS Original Filed Nov. 15, 1972
US50311874 1972-01-18 1974-09-04 High tenacity crimped tow and process Pending UST936005I4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA132731 1972-01-18

Publications (1)

Publication Number Publication Date
UST936005I4 true UST936005I4 (en) 1975-07-01

Family

ID=4092100

Family Applications (1)

Application Number Title Priority Date Filing Date
US50311874 Pending UST936005I4 (en) 1972-01-18 1974-09-04 High tenacity crimped tow and process

Country Status (2)

Country Link
US (1) UST936005I4 (en)
CA (1) CA957490A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008022947A1 (en) * 2006-08-19 2008-02-28 Oerlikon Textile Gmbh & Co. Kg Method and apparatus for producing staple fibres from a crimped sliver

Also Published As

Publication number Publication date
CA957490A (en) 1974-11-12

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